iPhone alarm sounds, ranked

Apple CEO Tim Cook famously starts his day at 3:45 a.m. — 4:30 a.m., if he needs some extra shut-eye — and by all accounts, it sounds like a relatively pleasant experience. He's got enough pep in his step to sift through 700 to 800 emails, hit the gym, and grab a cup of coffee at Starbucks all before making his way over to...